修复CDN URL和路径构建逻辑

- 修复CDN URL构建，正确处理路径重复问题
- 修复rclone路径构建，使用正确的格式: {rclone_remote}:{storage_path}/{version_path}/{filename}
- 修复CDN路径构建，使用正确的格式: {cdn_base_url}/{version_path}/{filename}
- 修复CDN内容解密处理，支持加密和解密后的内容
- 添加路径构建测试示例
- 完善错误处理和空内容处理

src/config_man/core/display_manager.py

@@ -4,6 +4,7 @@ from rich.table import Table
 from rich.panel import Panel
 from rich.text import Text
 import json
+from ..utils.config import config
 
 
 class DisplayManager:
@@ -11,6 +12,7 @@ class DisplayManager:
     
     def __init__(self):
         self.console = Console()
+        self.display_config = config.get_display_config()
     
     def display_config_comparison(self, version: str, platform: str, 
                                 storage_config: Dict, cdn_config: Dict,
@@ -29,16 +31,17 @@ class DisplayManager:
         table.add_column("状态", style="red", width=10)
         
         # 添加数据行
+        truncate_length = self.display_config.get('truncate_length', 25)
         for key, data in differences.items():
             storage_value = str(data["storage"])
             cdn_value = str(data["cdn"])
             status = "❌ 不同" if data["different"] else "✅ 一致"
             
             # 截断过长的值
-            if len(storage_value) > 25:
-                storage_value = storage_value[:22] + "..."
-            if len(cdn_value) > 25:
-                cdn_value = cdn_value[:22] + "..."
+            if len(storage_value) > truncate_length:
+                storage_value = storage_value[:truncate_length-3] + "..."
+            if len(cdn_value) > truncate_length:
+                cdn_value = cdn_value[:truncate_length-3] + "..."
             
             table.add_row(key, storage_value, cdn_value, status)